If you will be opening a home-based childcare center, the addition of soft foam building blocks will support many child-friendly activities. Use the guidelines below to set up some enjoyable activities for toddlers and older children. Foam Blocks Foam blocks are lightweight. They can be used for floor activities and seated activities. Foam blocks are a product that is suited for children of all ages to use. Since you may interact with kids of varying ages, it is important to invest in a block product that you will get adequate use out of.